ASoC: wm8960: Fix PLL register writes

commit 85fa532b6ef920b32598df86b194571a7059a77c upstream.

Bit 9 of PLL2,3 and 4 is reserved as '0'. The 24bit fractional part
should be split across each register in 8bit chunks.

Signed-off-by: Mike Dyer <mike.dyer@md-soft.co.uk>
Signed-off-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c
index 2df253c..ef96ca6 100644 (file)
--- a/sound/soc/codecs/wm8960.c
+++ b/sound/soc/codecs/wm8960.c
@@ -805,9 +805,9 @@ static int wm8960_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
        if (pll_div.k) {
                reg |= 0x20;
 
-               snd_soc_write(codec, WM8960_PLL2, (pll_div.k >> 18) & 0x3f);
-               snd_soc_write(codec, WM8960_PLL3, (pll_div.k >> 9) & 0x1ff);
-               snd_soc_write(codec, WM8960_PLL4, pll_div.k & 0x1ff);
+               snd_soc_write(codec, WM8960_PLL2, (pll_div.k >> 16) & 0xff);
+               snd_soc_write(codec, WM8960_PLL3, (pll_div.k >> 8) & 0xff);
+               snd_soc_write(codec, WM8960_PLL4, pll_div.k & 0xff);
        }
        snd_soc_write(codec, WM8960_PLL1, reg);